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| 1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2014 PDFium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| 6 | 6 |
| 7 #include <algorithm> | 7 #include <algorithm> |
| 8 #include <vector> | 8 #include <vector> |
| 9 | 9 |
| 10 #include "core/fpdfapi/fpdf_font/include/cpdf_font.h" |
| 10 #include "core/fpdfapi/fpdf_parser/include/cpdf_array.h" | 11 #include "core/fpdfapi/fpdf_parser/include/cpdf_array.h" |
| 11 #include "core/fpdfapi/fpdf_parser/include/cpdf_document.h" | 12 #include "core/fpdfapi/fpdf_parser/include/cpdf_document.h" |
| 12 #include "core/fpdfapi/fpdf_parser/include/cpdf_simple_parser.h" | 13 #include "core/fpdfapi/fpdf_parser/include/cpdf_simple_parser.h" |
| 13 #include "core/fpdfdoc/doc_utils.h" | 14 #include "core/fpdfdoc/doc_utils.h" |
| 14 #include "core/include/fpdfdoc/fpdf_doc.h" | 15 #include "core/include/fpdfdoc/fpdf_doc.h" |
| 16 #include "core/include/fxge/fx_font.h" |
| 15 | 17 |
| 16 namespace { | 18 namespace { |
| 17 | 19 |
| 18 const int FPDFDOC_UTILS_MAXRECURSION = 32; | 20 const int FPDFDOC_UTILS_MAXRECURSION = 32; |
| 19 | 21 |
| 20 CPDF_Object* SearchNumberNode(const CPDF_Dictionary* pNode, int num) { | 22 CPDF_Object* SearchNumberNode(const CPDF_Dictionary* pNode, int num) { |
| 21 CPDF_Array* pLimits = pNode->GetArrayBy("Limits"); | 23 CPDF_Array* pLimits = pNode->GetArrayBy("Limits"); |
| 22 if (pLimits && | 24 if (pLimits && |
| 23 (num < pLimits->GetIntegerAt(0) || num > pLimits->GetIntegerAt(1))) { | 25 (num < pLimits->GetIntegerAt(0) || num > pLimits->GetIntegerAt(1))) { |
| 24 return NULL; | 26 return NULL; |
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| 744 CPDF_Object* pAttr = pFieldDict->GetElementValue(name); | 746 CPDF_Object* pAttr = pFieldDict->GetElementValue(name); |
| 745 if (pAttr) { | 747 if (pAttr) { |
| 746 return pAttr; | 748 return pAttr; |
| 747 } | 749 } |
| 748 CPDF_Dictionary* pParent = pFieldDict->GetDictBy("Parent"); | 750 CPDF_Dictionary* pParent = pFieldDict->GetDictBy("Parent"); |
| 749 if (!pParent) { | 751 if (!pParent) { |
| 750 return NULL; | 752 return NULL; |
| 751 } | 753 } |
| 752 return FPDF_GetFieldAttr(pParent, name, nLevel + 1); | 754 return FPDF_GetFieldAttr(pParent, name, nLevel + 1); |
| 753 } | 755 } |
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